-79.57% is the change from 974 to 199
Calculation steps:
[( 199 - 974 ) ÷ 974] x 100 = -79.57%
Formula
Percentage change = [(199 - 974) / 974] x 100
Subtract the new number by the original number
199 - 974 = -775
-775 ÷ 974 = -0.795687885010267
-0.795687885010267 x 100 = -79.57%